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AA0073 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AA0073: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include end_item_identification: MK37, part_name_assigned_by_controlling_agency: 11270BN O-RING, -112, 70 DURO BU. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-526-0455, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
AA0073
NSN: 5331-01-526-0455
FSC: 5331 — O-ring
CAGE: 60827 — ZINGA INDUSTRIES, INC. (USA)
SPECIFICATIONS
end_item_identificationMK37
part_name_assigned_by_controlling_agency11270BN O-RING, -112, 70 DURO BU
NSN5331-01-526-0455
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AA0073 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCY11270BN O-RING, -112, 70 DURO BU
END ITEM IDENTIFICATIONMK37
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES 1
6KK610Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AA0073?
AA0073 is a O-RING.
What parts can replace AA0073?
There is 1 known substitute for AA0073: 6KK610. Substitute compatibility should be verified for your specific system.
What is the NSN for AA0073?
AA0073 is cataloged in the U.S. Government catalog under NSN 5331-01-526-0455. This indicates validated use in U.S. government and defense supply chains.
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